diff --git a/src/functionObjects/field/binField/binModels/singleDirectionUniformBin/singleDirectionUniformBinTemplates.C b/src/functionObjects/field/binField/binModels/singleDirectionUniformBin/singleDirectionUniformBinTemplates.C
index 04714fe74d..ad5024263c 100644
--- a/src/functionObjects/field/binField/binModels/singleDirectionUniformBin/singleDirectionUniformBinTemplates.C
+++ b/src/functionObjects/field/binField/binModels/singleDirectionUniformBin/singleDirectionUniformBinTemplates.C
@@ -183,6 +183,11 @@ bool Foam::binModels::singleDirectionUniformBin::processField
         }
     }
 
+    for (auto& binList : data)
+    {
+        reduce(binList, sumOp<List<Type>>());
+    }
+
     if (writeToFile())
     {
         writeBinnedData(data, filePtrs_[fieldi]);
diff --git a/src/functionObjects/field/binField/binModels/uniformBin/uniformBinTemplates.C b/src/functionObjects/field/binField/binModels/uniformBin/uniformBinTemplates.C
index 12d7e9c1ce..c9edd55a13 100644
--- a/src/functionObjects/field/binField/binModels/uniformBin/uniformBinTemplates.C
+++ b/src/functionObjects/field/binField/binModels/uniformBin/uniformBinTemplates.C
@@ -166,6 +166,11 @@ bool Foam::binModels::uniformBin::processField(const label fieldi)
         }
     }
 
+    for (auto& binList : data)
+    {
+        reduce(binList, sumOp<List<Type>>());
+    }
+
     if (writeToFile())
     {
         writeBinnedData(data, filePtrs_[fieldi]);